package demo;


import cn.hutool.core.bean.BeanUtil;

import java.util.ArrayList;
import java.util.List;

/**
 * @author : feixiang.li
 * @since : 2025-04-14 20:06
 */
public class Test4 {


    public static void main(String[] args) {
        User user = null;
        User newObj=new User();
        BeanUtil.copyProperties(user,newObj);

        System.out.println(newObj );
    }

    public static void fill(List<User> users) {
        users.clear();
    }
}
